Home / 48,501,297,013.47-66,906,719,467.65-30,690,285,732.51

Finding the Fourth Proportional to 48,501,297,013.47, 66,906,719,467.65 and 30,690,285,732.51

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Solution

The fourth proportional to 48,501,297,013.47, 66,906,719,467.65 and 30,690,285,732.51 is: 42,336,730,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,501,297,013.47 : 66,906,719,467.65 = 30,690,285,732.51 : x
  2. Step 2: Convert to fraction form
    48,501,297,013.47/66,906,719,467.65 = 30,690,285,732.51/x
  3. Step 3: Cross multiply
    48,501,297,013.47x = 66,906,719,467.65 × 30,690,285,732.51
  4. Step 4: Simplify right side
    48,501,297,013.47x = 2,053,386,337,887,006,490,624
  5. Step 5: Solve for x
    x = 2,053,386,337,887,006,490,624/48,501,297,013.47
  6. Step 6: Final answer
    x = 42,336,730,444.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.